How sexual humor, one of the oldest forms of comedy, pushes the limits of both comfort and political correctness.

Exploring the history of sketch and improv comedy and how it evolved into a significant part of comedic talent today.

The history of humor in animated cartoons, their writers, directors, animators and voice actors.

It's always tragic when people die before their time, but what is it about comedians that makes the public feel a special kind of loss when they are suddenly gone, even if they were well into their old age.

Comedy teams and duos were always one of comedy staples, but what made the best of them so great and why aren't there more of them today?

Famous comedians debate what are the differences between, qualities of and reasons for going off-color or keeping one's act clean, what makes a filthy joke work, and why some famously clean comedians will never take the R route.